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(11)

EP 1 374 634 A1

(12)

(43) Date of publication: 02.01.2004 Bulletin 2004/01 (21) Application number: 02704633.3 (22) Date of filing: 13.03.2002

(51) International Patent Classification (IPC)7: H04R 5/033, H04M 1/00 // H04R1:00 (86) International application number: PCT/DK2002/000166 (87) International publication number: WO 2002/076147 (26.09.2002 Gazette 2002/39)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR Designated Extension States: AL LT LV MK RO SI (30) Priority: 16.03.2001 DK 200100452 (71) Applicant: GN NETCOM A/S 2750 Ballerup (DK)	(72) Inventor: BIRCH, Ole DK-2850 Naerum (DK) (74) Representative: Larsen, Hans Ole et al Larsen & Birkeholm A/SSkandinavisk PatentbureauBanegaardspladsen 1P.O. Box 362 1570 Copenhagen V 1570 Copenhagen V (DK)